{
  channel.enable = false;
  package = pkgs.lix;
  #package = pkgs.nixVersions.latest;
  settings = {
    flake-registry = "";
    auto-optimise-store = true;
    builders-use-substitutes = true;
    experimental-features = [
      "nix-command"
      "flakes"
    ];
    substituters = [
      "https://mirrors.tuna.tsinghua.edu.cn/nix-channels/store"
      "https://nix-community.cachix.org"
      "https://helix.cachix.org"
      "https://yazi.cachix.org"
      "https://niri.cachix.org"
    ];
    trusted-public-keys = [
      "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
      "helix.cachix.org-1:ejp9KQpR1FBI2onstMQ34yogDm4OgU2ru6lIwPvuCVs="
      "yazi.cachix.org-1:Dcdz63NZKfvUCbDGngQDAZq6kOroIrFoyO064uvLh8k="
      "niri.cachix.org-1:Wv0OmO7PsuocRKzfDoJ3mulSl7Z6oezYhGhR+3W2964="
    ];
  };
}
